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Ede4ka [16]
3 years ago
14

HURRY PLEASE I NEED A PARAGRAPH. Describe how cell membranes are selectively permeable.

Biology
1 answer:
Simora [160]3 years ago
4 0

Explanation:

Cell membranes are selectively permeable. Some solutes cross the membrane freely, some cross with assistance, and others do not cross at all. A few lipophilic substances move freely across the cell membrane by passive diffusion. ... Large molecules do not cross intact cell membranes, except in certain special cases.

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